Answer:
System Software is a set of programs that control and manage the operations of computer hardware. It also helps application programs to execute correctly. System Software are designed to control the operation and extend the processing functionalities of a computer system
Answer:
Operating system is the software that is used to control different hardware of computers and handle scheduled tasks.
It also handles the interrupts from some external devices, or from some software. The interrupts are handled through Interrupt service routine. When some external event occurs the following steps has been taken by OS to perform the operation
- In first step, an external event has been occurred, and request to the cpu to perform operation.
- This request invoke ISR (Interrupt service routine), to perform the operation.
- The interrupts are stored in stack on the priority basis.
- The CPU performs the operation on Interrupt as per request of ISR.
- After Completing operation, CPU return to its initial task.
Answer:
Neither A nor B
Explanation:
<em>Reserve capacity</em> is the number of minutes that a new, fully charged battery can discharge continuously and maintain a terminal voltage equal to or greater than 1.75 volts per cell.
<em>An ampere-hour </em>is an electric charge unit and its abbreviation is Ah.
It measures the amount of electric charge flowing through a battery in the case that amount supplies a current of 1 amp for 1 hour.
